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8.40 carat Mintabie white opal


Beautiful pear cut white opal from the Mintabie field, mix of red, orange and green fire pattern with dashes of others as the stone moves about.


  • Mine - Mintabie, Coober Pedy Australia 

  • Body Tone - N9

  • Brightness - 4.5

  • Fire colour - Red, Orange, Green

  • Size - 20x18x3.5mm

  • Weight - 8.40 carats


Price is per stone


About Opals


Treatment: Natural

Color: Black, White, Blue, Green, Red, Yellow, Pink, Grey, Purple, Orange, Brown

Luster: Pearly, Vitreous, Opalescence

Birthstone zodiac sign: Libra

Associated month: October

Crystal system: Amorphous solid

Chemical formula: SiO₂·nH₂O

Hardness (Mohs hardness scale): 5.5 – 6.5

Country of origin: Australia, Ethiopia, Mexico and Cornwall amazingly 

Size variations: can vary 0.3mm each way on all dimentions given




In mystical circles, opal is considered a stone representing hope, innocence and purity. It has strong connotations of happiness, faithfulness, loyalty and confidence.  Regarded as a powerful sea stone for safty on the water.


All orders are sent recorded delivery UK and International. 


8.40 carat Mintabie white opal

SKU: Opl007
Only 1 left in stock
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